U+2FF8 "⿸" Ideographic Description Character Surround from Upper Left Unicode Character

U+2FF8 "⿸" Ideographic Description Character Surround from Upper Left is a specialized symbol used within the Ideographic Description Sequences (IDS) to graphically describe the structure of a complex Chinese character (hanzi) or other CJK ideograph. Specifically, this character represents a construction where a component or radical encloses or surrounds another component from the upper left corner, sweeping downward and then rightward to form a partial boundary. This U+2FF8 "⿸" character is not a regular, pronounced ideograph itself but a functional tool for lexicographers, software developers, and linguists to digitally encode and reconstruct how a character is visually assembled, enabling efficient searching and indexing of rare or non encoded glyphs without needing a specific font for every possible combination.

General Properties

Code Point	U+2FF8
Version Added	3.0
Name	Ideographic Description Character Surround from Upper Left
Block	Ideographic Description Characters
General Category	Other Symbol
Canonical Combining Class	Not Reordered
Bidirectional Class	Other Neutral

Encodings

HTML Decimal Encoding	⿸
HTML Hex Encoding	⿸
UTF-8 Encoding	0xE2 0xBF 0xB8
UTF-16 Encoding	0x2FF8
UTF-32 Encoding	0x00002FF8
C/C++/Java Escape	\u2ff8

Unicode Properties

NFC Quick Check	Yes
NFD Quick Check	Yes
NFKC Quick Check	Yes
NFKD Quick Check	Yes
Numeric Type	None
Numeric Value	NaN
Line Break	Ideographic
East Asian Width	Wide
Script	Common
Script Extensions	Han Tangut
Indic Syllabic Category	Other
Vertical Orientation	Upright
Grapheme Base	Yes
Grapheme Cluster Break	Other
Word Break	Other
Sentence Break	Other
IDS Binary Operator	Yes